[dm-devel] problem with multipathd, not all paths added to a disk on boot
Mike Anderson
andmike at linux.vnet.ibm.com
Thu Nov 6 17:07:55 UTC 2008
Sebastian Reitenbach <sebastia at l00-bugdead-prods.de> wrote:
> /dev/sdb in group vm-store, on 1:0:0:0 is not listed, however, lsscsi
> has the disk in the list:
> [1:0:0:0] disk IBM 1814 FAStT 0916 /dev/sdb
>
> for the disk that is not added to the group, I see sth like this
> in /var/log/messages:
> Nov 6 12:32:36 srv24 kernel: end_request: I/O error, dev sdb, sector 0
> Nov 6 12:32:39 srv24 kernel: end_request: I/O error, dev sdb, sector 0
> Nov 6 12:32:39 srv24 kernel: end_request: I/O error, dev sdb, sector 8
> Nov 6 12:32:42 srv24 kernel: end_request: I/O error, dev sdb, sector 0
> Nov 6 12:32:42 srv24 multipathd: sdb: add path (uevent)
> Nov 6 12:32:42 srv24 multipathd: sdb: spurious uevent, path already in
> pathvec
> Nov 6 12:32:42 srv24 multipathd: sdb: failed to get path uid
> Nov 6 12:32:45 srv24 kernel: end_request: I/O error, dev sdb, sector 0
>
What does running "/sbin/scsi_id -g -u -s /block/sdb" return when you are
in this failing mode?
If scsi_id fails what does "sg_inq -v /dev/sdb" and
"cat /sys/block/sdb/device/state" return?
-andmike
--
Michael Anderson
andmike at linux.vnet.ibm.com
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